./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--usb--host--xhci-hcd.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_93a7a353-676e-4bbf-bdcb-5b23febcbd3d/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_93a7a353-676e-4bbf-bdcb-5b23febcbd3d/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_93a7a353-676e-4bbf-bdcb-5b23febcbd3d/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_93a7a353-676e-4bbf-bdcb-5b23febcbd3d/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--usb--host--xhci-hcd.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_93a7a353-676e-4bbf-bdcb-5b23febcbd3d/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_93a7a353-676e-4bbf-bdcb-5b23febcbd3d/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 86d232df0fd3ab5aed2e6fe1d39a4722c55e096c ...................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_93a7a353-676e-4bbf-bdcb-5b23febcbd3d/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_93a7a353-676e-4bbf-bdcb-5b23febcbd3d/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_93a7a353-676e-4bbf-bdcb-5b23febcbd3d/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_93a7a353-676e-4bbf-bdcb-5b23febcbd3d/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--usb--host--xhci-hcd.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_93a7a353-676e-4bbf-bdcb-5b23febcbd3d/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_93a7a353-676e-4bbf-bdcb-5b23febcbd3d/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 86d232df0fd3ab5aed2e6fe1d39a4722c55e096c ................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2020-12-09 10:29:07,906 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 10:29:07,909 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 10:29:07,941 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 10:29:07,941 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 10:29:07,943 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 10:29:07,944 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 10:29:07,947 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 10:29:07,949 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 10:29:07,950 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 10:29:07,951 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 10:29:07,952 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 10:29:07,953 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 10:29:07,954 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 10:29:07,955 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 10:29:07,956 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 10:29:07,957 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 10:29:07,958 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 10:29:07,959 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 10:29:07,961 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 10:29:07,962 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 10:29:07,963 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 10:29:07,964 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 10:29:07,965 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 10:29:07,967 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 10:29:07,967 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 10:29:07,968 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 10:29:07,968 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 10:29:07,969 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 10:29:07,970 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 10:29:07,970 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 10:29:07,971 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 10:29:07,971 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 10:29:07,972 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 10:29:07,973 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 10:29:07,973 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 10:29:07,973 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 10:29:07,973 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 10:29:07,973 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 10:29:07,974 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 10:29:07,975 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 10:29:07,975 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_93a7a353-676e-4bbf-bdcb-5b23febcbd3d/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2020-12-09 10:29:07,997 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 10:29:07,997 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 10:29:07,998 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 10:29:07,998 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 10:29:07,999 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 10:29:07,999 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 10:29:07,999 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-12-09 10:29:07,999 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 10:29:07,999 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 10:29:07,999 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-12-09 10:29:08,000 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-12-09 10:29:08,000 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 10:29:08,000 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-12-09 10:29:08,000 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-12-09 10:29:08,000 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-12-09 10:29:08,001 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 10:29:08,001 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-09 10:29:08,001 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 10:29:08,002 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 10:29:08,002 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 10:29:08,002 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 10:29:08,002 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 10:29:08,002 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 10:29:08,002 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 10:29:08,003 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 10:29:08,003 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 10:29:08,003 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 10:29:08,003 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 10:29:08,003 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 10:29:08,004 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 10:29:08,004 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 10:29:08,004 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-12-09 10:29:08,004 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-09 10:29:08,004 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 10:29:08,004 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 10:29:08,005 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 10:29:08,005 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_93a7a353-676e-4bbf-bdcb-5b23febcbd3d/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_93a7a353-676e-4bbf-bdcb-5b23febcbd3d/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 86d232df0fd3ab5aed2e6fe1d39a4722c55e096c [2020-12-09 10:29:08,191 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 10:29:08,207 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 10:29:08,209 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 10:29:08,210 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 10:29:08,211 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 10:29:08,211 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_93a7a353-676e-4bbf-bdcb-5b23febcbd3d/bin/utaipan/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--usb--host--xhci-hcd.ko-entry_point.cil.out.i [2020-12-09 10:29:08,253 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_93a7a353-676e-4bbf-bdcb-5b23febcbd3d/bin/utaipan/data/7d4b09a2c/41d5365726b04d2581a4a86f956d65c3/FLAGd8bdbe743 [2020-12-09 10:29:08,963 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 10:29:08,963 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_93a7a353-676e-4bbf-bdcb-5b23febcbd3d/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--usb--host--xhci-hcd.ko-entry_point.cil.out.i [2020-12-09 10:29:09,013 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_93a7a353-676e-4bbf-bdcb-5b23febcbd3d/bin/utaipan/data/7d4b09a2c/41d5365726b04d2581a4a86f956d65c3/FLAGd8bdbe743 [2020-12-09 10:29:09,291 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_93a7a353-676e-4bbf-bdcb-5b23febcbd3d/bin/utaipan/data/7d4b09a2c/41d5365726b04d2581a4a86f956d65c3 [2020-12-09 10:29:09,295 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 10:29:09,297 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 10:29:09,299 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 10:29:09,300 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 10:29:09,305 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 10:29:09,306 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 10:29:09" (1/1) ... [2020-12-09 10:29:09,309 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc22643 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:29:09, skipping insertion in model container [2020-12-09 10:29:09,309 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 10:29:09" (1/1) ... [2020-12-09 10:29:09,318 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 10:29:09,496 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 10:29:12,058 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xhci_dbg_trace [2020-12-09 10:29:12,058 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@70c50bf8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:29:12, skipping insertion in model container [2020-12-09 10:29:12,058 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 10:29:12,059 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-09 10:29:12,060 INFO L168 Benchmark]: Toolchain (without parser) took 2762.19 ms. Allocated memory was 92.3 MB in the beginning and 148.9 MB in the end (delta: 56.6 MB). Free memory was 37.9 MB in the beginning and 63.9 MB in the end (delta: -26.0 MB). Peak memory consumption was 34.9 MB. Max. memory is 16.1 GB. [2020-12-09 10:29:12,061 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 92.3 MB. Free memory was 70.4 MB in the beginning and 70.3 MB in the end (delta: 60.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 10:29:12,062 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2759.27 ms. Allocated memory was 92.3 MB in the beginning and 148.9 MB in the end (delta: 56.6 MB). Free memory was 37.9 MB in the beginning and 63.9 MB in the end (delta: -26.0 MB). Peak memory consumption was 34.9 MB. Max. memory is 16.1 GB. [2020-12-09 10:29:12,063 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 92.3 MB. Free memory was 70.4 MB in the beginning and 70.3 MB in the end (delta: 60.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2759.27 ms. Allocated memory was 92.3 MB in the beginning and 148.9 MB in the end (delta: 56.6 MB). Free memory was 37.9 MB in the beginning and 63.9 MB in the end (delta: -26.0 MB). Peak memory consumption was 34.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6716]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: xhci_dbg_trace RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-7b2dab5 [2020-12-09 10:29:13,364 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 10:29:13,365 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 10:29:13,386 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 10:29:13,387 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 10:29:13,388 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 10:29:13,389 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 10:29:13,391 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 10:29:13,393 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 10:29:13,394 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 10:29:13,394 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 10:29:13,395 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 10:29:13,396 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 10:29:13,402 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 10:29:13,404 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 10:29:13,405 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 10:29:13,405 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 10:29:13,406 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 10:29:13,408 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 10:29:13,410 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 10:29:13,412 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 10:29:13,413 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 10:29:13,414 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 10:29:13,415 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 10:29:13,418 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 10:29:13,418 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 10:29:13,418 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 10:29:13,419 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 10:29:13,419 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 10:29:13,420 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 10:29:13,421 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 10:29:13,422 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 10:29:13,422 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 10:29:13,423 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 10:29:13,424 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 10:29:13,424 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 10:29:13,425 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 10:29:13,425 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 10:29:13,426 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 10:29:13,426 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 10:29:13,427 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 10:29:13,428 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_93a7a353-676e-4bbf-bdcb-5b23febcbd3d/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2020-12-09 10:29:13,447 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 10:29:13,447 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 10:29:13,448 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 10:29:13,448 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 10:29:13,448 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 10:29:13,448 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 10:29:13,449 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 10:29:13,449 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 10:29:13,449 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 10:29:13,449 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 10:29:13,449 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 10:29:13,450 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 10:29:13,450 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 10:29:13,450 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 10:29:13,450 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 10:29:13,450 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-09 10:29:13,450 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-09 10:29:13,450 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 10:29:13,450 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 10:29:13,451 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 10:29:13,451 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 10:29:13,451 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-09 10:29:13,451 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 10:29:13,451 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 10:29:13,451 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 10:29:13,451 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 10:29:13,451 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 10:29:13,452 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-09 10:29:13,452 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2020-12-09 10:29:13,452 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 10:29:13,452 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 10:29:13,452 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 10:29:13,452 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_93a7a353-676e-4bbf-bdcb-5b23febcbd3d/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_93a7a353-676e-4bbf-bdcb-5b23febcbd3d/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 86d232df0fd3ab5aed2e6fe1d39a4722c55e096c [2020-12-09 10:29:13,681 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 10:29:13,696 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 10:29:13,698 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 10:29:13,698 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 10:29:13,699 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 10:29:13,700 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_93a7a353-676e-4bbf-bdcb-5b23febcbd3d/bin/utaipan/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--usb--host--xhci-hcd.ko-entry_point.cil.out.i [2020-12-09 10:29:13,741 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_93a7a353-676e-4bbf-bdcb-5b23febcbd3d/bin/utaipan/data/24451dcdc/396c9105e8604ccb940695d640a8c9e1/FLAGfbb8dd906 [2020-12-09 10:29:14,556 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 10:29:14,557 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_93a7a353-676e-4bbf-bdcb-5b23febcbd3d/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--usb--host--xhci-hcd.ko-entry_point.cil.out.i [2020-12-09 10:29:14,631 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_93a7a353-676e-4bbf-bdcb-5b23febcbd3d/bin/utaipan/data/24451dcdc/396c9105e8604ccb940695d640a8c9e1/FLAGfbb8dd906 [2020-12-09 10:29:14,770 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_93a7a353-676e-4bbf-bdcb-5b23febcbd3d/bin/utaipan/data/24451dcdc/396c9105e8604ccb940695d640a8c9e1 [2020-12-09 10:29:14,772 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 10:29:14,774 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 10:29:14,775 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 10:29:14,775 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 10:29:14,778 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 10:29:14,778 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 10:29:14" (1/1) ... [2020-12-09 10:29:14,780 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b6d6b1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:29:14, skipping insertion in model container [2020-12-09 10:29:14,780 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 10:29:14" (1/1) ... [2020-12-09 10:29:14,785 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 10:29:15,006 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 10:29:17,659 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xhci_dbg_trace [2020-12-09 10:29:17,659 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@59200841 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:29:17, skipping insertion in model container [2020-12-09 10:29:17,659 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 10:29:17,660 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-09 10:29:17,661 INFO L168 Benchmark]: Toolchain (without parser) took 2886.77 ms. Allocated memory was 71.3 MB in the beginning and 104.9 MB in the end (delta: 33.6 MB). Free memory was 39.6 MB in the beginning and 49.7 MB in the end (delta: -10.1 MB). Peak memory consumption was 35.6 MB. Max. memory is 16.1 GB. [2020-12-09 10:29:17,662 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 52.4 MB. Free memory was 34.8 MB in the beginning and 34.7 MB in the end (delta: 71.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 10:29:17,663 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2884.74 ms. Allocated memory was 71.3 MB in the beginning and 104.9 MB in the end (delta: 33.6 MB). Free memory was 39.4 MB in the beginning and 49.7 MB in the end (delta: -10.3 MB). Peak memory consumption was 35.6 MB. Max. memory is 16.1 GB. [2020-12-09 10:29:17,665 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 52.4 MB. Free memory was 34.8 MB in the beginning and 34.7 MB in the end (delta: 71.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2884.74 ms. Allocated memory was 71.3 MB in the beginning and 104.9 MB in the end (delta: 33.6 MB). Free memory was 39.4 MB in the beginning and 49.7 MB in the end (delta: -10.3 MB). Peak memory consumption was 35.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6716]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: xhci_dbg_trace RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...